Q19 of 99 Page 264

The length of diagonal of square is 12√2 cm. The area of square is

We know that, diagonal of a square is a√2, where a is the side of the square.


If the length of the diagonal of the square is 12√2cm, then,


a√2 = 12√2


⇒ a = 12 cm


We know,


Area of square = a2


= 122 = 144sqcm.

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